Sun exposure can stimulate melanin production, which turns the skin darker. This coloration is known as dark or brown spots, liver spots or sun spots. Brown spots appear as a consequence of sun exposure, but they can be also caused by genetics or aging. Even if they are not harmful, …

Varicose veins are characterized by large veins that appear very close to the skin, making them noticeable. This happens when the walls through which the blood passes are very weak and the valves malfunction. The symptoms include: fatigue, pain, a burning, heaviness or tingling sensation in your legs and the …